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183
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WSDM
2012
ACM
14 years 2 months ago
2012
ACM
This paper presents a novel opinion mining research problem, which is called Contrastive Opinion Modeling (COM). Given any query topic and a set of text collections from multiple ...
206
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SPIRE
2009
Springer
16 years 1 months ago
2009
Springer
Abstract. This paper presents a user study that evaluated the effectiveness of an aggregated search interface in the context of non-navigational search tasks. An experimental syst...
168
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CORR
2011
Springer
15 years 1 months ago
2011
Springer
Spatial search problems abound in the real world, from locating hidden nuclear or chemical sources to finding skiers after an avalanche. We exemplify the formalism and solution fo...
229
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WWW
2011
ACM
15 years 1 months ago
2011
ACM
Our objective is to improve the performance of keyword based image search engines by re-ranking their baseline results. To this end, we address three limitations of existing searc...
176
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VLDB
2007
ACM
16 years 25 days ago
2007
ACM
Near-duplicate video clip (NDVC) detection is an important problem with a wide range of applications such as TV broadcast monitoring, video copyright enforcement, content-based vi...